EP4614977A3 - Procédé et appareil de codage vidéo avec compensation de mouvement affine - Google Patents
Procédé et appareil de codage vidéo avec compensation de mouvement affineInfo
- Publication number
- EP4614977A3 EP4614977A3 EP25191874.4A EP25191874A EP4614977A3 EP 4614977 A3 EP4614977 A3 EP 4614977A3 EP 25191874 A EP25191874 A EP 25191874A EP 4614977 A3 EP4614977 A3 EP 4614977A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- motion vectors
- affine
- retrieved
- block
- coded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/537—Motion estimation other than block-based
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2016/076360 WO2017156705A1 (fr) | 2016-03-15 | 2016-03-15 | Prédiction affine pour le codage vidéo |
| US201662437757P | 2016-12-22 | 2016-12-22 | |
| EP17765801.0A EP3414900B1 (fr) | 2016-03-15 | 2017-03-13 | Procédé et appareil de codage vidéo avec compensation de mouvement affine |
| PCT/CN2017/076420 WO2017157259A1 (fr) | 2016-03-15 | 2017-03-13 | Procédé et appareil de codage vidéo avec compensation de mouvement affine |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP17765801.0A Division EP3414900B1 (fr) | 2016-03-15 | 2017-03-13 | Procédé et appareil de codage vidéo avec compensation de mouvement affine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP4614977A2 EP4614977A2 (fr) | 2025-09-10 |
| EP4614977A3 true EP4614977A3 (fr) | 2025-12-03 |
Family
ID=59850137
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP17765801.0A Active EP3414900B1 (fr) | 2016-03-15 | 2017-03-13 | Procédé et appareil de codage vidéo avec compensation de mouvement affine |
| EP25191874.4A Pending EP4614977A3 (fr) | 2016-03-15 | 2017-03-13 | Procédé et appareil de codage vidéo avec compensation de mouvement affine |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP17765801.0A Active EP3414900B1 (fr) | 2016-03-15 | 2017-03-13 | Procédé et appareil de codage vidéo avec compensation de mouvement affine |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US10638152B2 (fr) |
| EP (2) | EP3414900B1 (fr) |
| CN (2) | CN108781284B (fr) |
| PL (1) | PL3414900T3 (fr) |
| RU (1) | RU2696551C1 (fr) |
| SG (1) | SG11201806865YA (fr) |
| WO (1) | WO2017157259A1 (fr) |
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| CN106331722B (zh) | 2015-07-03 | 2019-04-26 | 华为技术有限公司 | 图像预测方法和相关设备 |
| CN107925758B (zh) * | 2015-08-04 | 2022-01-25 | Lg 电子株式会社 | 视频编译系统中的帧间预测方法和设备 |
| KR102638991B1 (ko) * | 2016-03-24 | 2024-02-21 | 엘지전자 주식회사 | 비디오 코딩 시스템에서 인터 예측 방법 및 장치 |
| CN113810712B (zh) * | 2016-04-29 | 2025-04-25 | 世宗大学校产学协力团 | 用于对图像信号进行编码和解码的方法和装置 |
| US10979732B2 (en) | 2016-10-04 | 2021-04-13 | Qualcomm Incorporated | Adaptive motion vector precision for video coding |
| US10681370B2 (en) * | 2016-12-29 | 2020-06-09 | Qualcomm Incorporated | Motion vector generation for affine motion model for video coding |
| WO2018169571A1 (fr) * | 2017-03-15 | 2018-09-20 | Google Llc | Modèles de mouvement paramétrés à base de segmentation |
| US10602180B2 (en) | 2017-06-13 | 2020-03-24 | Qualcomm Incorporated | Motion vector prediction |
| RU2770185C2 (ru) * | 2017-06-26 | 2022-04-14 | ИНТЕРДИДЖИТАЛ ВиСи ХОЛДИНГЗ, ИНК. | Множество кандидатов предсказателя для компенсации движения |
| EP3451665A1 (fr) * | 2017-09-01 | 2019-03-06 | Thomson Licensing | Perfectionnement de sous-blocs internes d'une unité de codage |
| US11082721B2 (en) * | 2017-09-07 | 2021-08-03 | Lg Electronics Inc. | Method and apparatus for entropy-encoding and entropy-decoding video signal |
| KR102591095B1 (ko) * | 2017-09-28 | 2023-10-19 | 삼성전자주식회사 | 부호화 방법 및 그 장치, 복호화 방법 및 그 장치 |
| EP3468196A1 (fr) * | 2017-10-05 | 2019-04-10 | Thomson Licensing | Procédés et appareils de codage et de décodage vidéo |
| US11877001B2 (en) | 2017-10-10 | 2024-01-16 | Qualcomm Incorporated | Affine prediction in video coding |
| US20190116376A1 (en) * | 2017-10-12 | 2019-04-18 | Qualcomm Incorporated | Motion vector predictors using affine motion model in video coding |
| CN109729352B (zh) * | 2017-10-27 | 2020-07-21 | 华为技术有限公司 | 确定仿射编码块的运动矢量的方法和装置 |
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| WO2019144908A1 (fr) * | 2018-01-26 | 2019-08-01 | Mediatek Inc. | Procédé et appareil de prédiction inter affine pour un système de codage vidéo |
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| JP7088606B2 (ja) * | 2018-04-02 | 2022-06-21 | エスゼット ディージェイアイ テクノロジー カンパニー リミテッド | 動画処理方法、画像処理装置、プログラム、符号化デバイス、及び復号化デバイス |
| WO2019204234A1 (fr) | 2018-04-15 | 2019-10-24 | Arris Enterprises Llc | Dérivation de vecteur de mouvement planaire de poids inégal |
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| US10798407B2 (en) * | 2018-06-01 | 2020-10-06 | Tencent America LLC | Methods and apparatus for inter prediction with a reduced above line buffer in video coding |
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| CN108781284B (zh) | 2021-09-07 |
| SG11201806865YA (en) | 2018-09-27 |
| CN113612994A (zh) | 2021-11-05 |
| CN108781284A (zh) | 2018-11-09 |
| RU2696551C1 (ru) | 2019-08-02 |
| US20200228821A1 (en) | 2020-07-16 |
| EP3414900A4 (fr) | 2019-12-11 |
| US11375226B2 (en) | 2022-06-28 |
| EP3414900C0 (fr) | 2025-08-06 |
| WO2017157259A1 (fr) | 2017-09-21 |
| EP3414900A1 (fr) | 2018-12-19 |
| US20190082191A1 (en) | 2019-03-14 |
| EP4614977A2 (fr) | 2025-09-10 |
| CN113612994B (zh) | 2023-10-27 |
| PL3414900T3 (pl) | 2025-10-27 |
| EP3414900B1 (fr) | 2025-08-06 |
| US10638152B2 (en) | 2020-04-28 |
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